Numbers 21:15

¹³And they departed thence and encamped on the other side of Arnon in the wilderness, the country which extends from the coasts of the Amorites; for Arnon is the borders of Moab, between Moab and the Amorites.

¹⁴Therefore it is said in a book, A war of the Lord has set on fire Zoob, And the brooks of Arnon.

— Numbers 21:15 —

¹⁶And thence they came to the well; this is the well of which the Lord said to Moses, Gather the people, and I will give them water to drink.

¹⁷Then Israel sang this song at the well, Begin to sing of the well;